The BMWN63 is a twin-turboDOHCV8 engine which has been in production since 2008 to present. The N63 is the world’s first production car engine to use a “hot-vee” layout, with the turbochargers located inside the “V” of the engine. The N63 is also BMW’s first V8 engine to use direct injection. The engine was first used in the 2008 BMW X6 xDrive50i.[1]